Serious version: In the year 3017 AD on earth, people have evolved the ability to simulate attacks due to constant confrontation with monsters. Gu Yin is one of them. Gu Yin has a strong ability to understand music, but his companions killed him in the mouth of the monster.
After Gu Yin's death, he traveled to a planet called Sound Star, and his abilities were very similar to those born by people on Sound Star... He also met a crazy Xiao Gong.
Funny version: Gu Yin: "Fight a monster and travel through time?
Hey, hey, hey, comrade, don't stick around, don't make people crazy."
Auston: "Honey, give me a kiss"